Avon Performance Grips AVG-AIR-90-ANO-BOSS Air Cushion Handgrips w/Throttle Boss Black for H-D Models w/Throttle CableDescription for Air Cushion Handgrips with Throttle Boss Black. Fits H D with Throttle Cable. Features & Benefits: Air ride for yours hands! Made with a special core bar that creates air pockets inside the grip body Air pockets dampen vibrations, eliminate the tingle in your hands and soften the overall feel of the ride Soft serrated texture helps you hold on with no slip confidence 6061 billet aluminum end caps and collars Includes throttle sleeves